# Copyright 1999-2015 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2

EAPI=5
inherit autotools eutils toolchain-funcs flag-o-matic games

DESCRIPTION="The Versatile Commodore 8-bit Emulator"
HOMEPAGE="http://vice-emu.sourceforge.net/"
SRC_URI="mirror://sourceforge/vice-emu/releases/${P}.tar.gz"

LICENSE="GPL-2+"
SLOT="0"
KEYWORDS="amd64 x86"
IUSE="Xaw3d alsa ethernet ffmpeg fullscreen +gtk ipv6 lame nls oss png pulseaudio sdl +sdlsound threads vte zlib"

# upstream says gtk3 and sdl2 shouldn't be exposed yet.
#REQUIRED_USE="?? ( gtk2 gtk3 sdl )"
REQUIRED_USE="?? ( gtk sdl )"

GTK_COMMON="
	x11-libs/pango
	x11-libs/cairo"
#	gtk3? (
#		x11-libs/gtk+:3
#		vte? ( x11-libs/vte:2.90 )
#		${GTK_COMMON}
#	)
RDEPEND="
	virtual/jpeg:0
	virtual/opengl
	media-libs/giflib
	alsa? ( media-libs/alsa-lib )
	pulseaudio? ( media-sound/pulseaudio )
	sdlsound? ( media-libs/libsdl[sound] )
	ethernet? (
	    >=net-libs/libpcap-0.9.8
	    >=net-libs/libnet-1.1.2.1:1.1
	)
	ffmpeg? ( virtual/ffmpeg )
	lame? ( media-sound/lame )
	nls? ( virtual/libintl )
	png? ( media-libs/libpng:0 )
	zlib? ( sys-libs/zlib )
	sdl? (
		media-libs/libsdl[joystick,video]
	)
	!sdl? (
		fullscreen? (
			x11-libs/libXrandr
			x11-libs/libXxf86vm )
		x11-libs/libX11
		x11-libs/libXext
		sys-libs/readline:0
	)
	gtk? (
		x11-libs/gtk+:2
		vte? ( x11-libs/vte:0 )
		x11-libs/gtkglext
		${GTK_COMMON}
	)
	!sdl? ( !gtk? (
		x11-libs/libXmu
		x11-libs/libXpm
		x11-libs/libXt
		x11-libs/libXv
		Xaw3d? ( x11-libs/libXaw3d )
		!Xaw3d? ( x11-libs/libXaw )
	) )
	"
DEPEND="${RDEPEND}
	virtual/pkgconfig
	!sdl? (
		fullscreen? ( x11-proto/xf86vidmodeproto )
		!gtk? (
			x11-libs/libICE
			x11-libs/libSM
		)
	)
	x11-apps/bdftopcf
	x11-apps/mkfontdir
	x11-proto/xproto
	x11-proto/xextproto
	media-libs/fontconfig
	x11-proto/videoproto
	nls? ( sys-devel/gettext )"

src_prepare() {
	epatch "${FILESDIR}"/${P}-autotools.patch
	sed -i \
		-e 's/building//' \
		doc/Makefile.am || die
	sed -i \
		-e "/^docdir =/s:=.*:=/usr/share/doc/${PF}:" \
		doc/Makefile.am \
		doc/readmes/Makefile.am || die
	sed -i \
		-e "/^docdir =/s:=.*:=/usr/share/doc/${PF}/html:" \
		doc/html/Makefile.am || die
	sed -i \
		-e "s:/usr/local/lib/VICE:$(games_get_libdir)/${PN}:" \
		man/vice.1 \
		$(grep -rl --exclude="*texi" /usr/local/lib doc) || die
	sed -i \
		-e "/VICEDIR=/s:=.*:=\"$(games_get_libdir)/${PN}\";:" \
		configure.ac || die
	sed -i \
		-e "s:\(#define LIBDIR \).*:\1\"$(games_get_libdir)/${PN}\":" \
		-e "s:\(#define DOCDIR \).*:\1\"/usr/share/doc/${PF}\":" \
		src/arch/unix/archdep.h \
		src/arch/sdl/archdep_unix.h || die
	rm -rf src/lib/{libffmpeg,liblame} || die
	sed -i \
		-e '/SUBDIRS/s/libffmpeg//;' \
		-e '/SUBDIRS/s/liblame//;' \
		src/lib/Makefile.am || die
	AT_NO_RECURSIVE=1 eautoreconf
}

src_configure() {
	local gui_arg snd_arg

	snd_arg+=" $(use_with alsa)"
	snd_arg+=" $(use_with oss)"
	snd_arg+=" $(use_with pulseaudio pulse)"
	snd_arg+=" $(use_with sdlsound)"

	gui_arg+=" $(use_enable sdl sdlui)"
	# The gtk UI code has raw calls to XOpenDisplay and
	# is missing -lX11 if vte doesn't pull it in.
	#if use gtk2 || use gtk3 ; then
	if use gtk ; then
		use vte || append-libs -lX11
	fi
	gui_arg+=" $(use_enable gtk gnomeui)"
	#gui_arg+=" $(use_enable gtk3 gnomeui3)"
	gui_arg+=" $(use_enable Xaw3d xaw3d)"

	# --with-readline is forced to avoid using the embedded copy
	# don't try to actually run fc-cache (bug #280976)
	FCCACHE=/bin/true \
	PKG_CONFIG=$(tc-getPKG_CONFIG) \
	egamesconf \
		--enable-parsid \
		--with-resid \
		--with-readline \
		--without-arts \
		--without-midas \
		$(use_enable ethernet) \
		$(use_enable ffmpeg) \
		$(use_enable ffmpeg external-ffmpeg) \
		$(use_enable fullscreen) \
		$(use_enable ipv6) \
		$(use_enable lame) \
		$(use_enable nls) \
		$(use_enable vte) \
		$(use_with png) \
		$(use_with threads uithreads) \
		$(use_with zlib) \
		${gui_arg} \
		${snd_arg} \
		--disable-option-checking
		# --disable-option-checking has to be last
}

src_install() {
	DOCS="AUTHORS ChangeLog FEEDBACK README" \
		default
	prepgamesdirs
}